996425 has 6 divisors (see below), whose sum is σ = 1235598. Its totient is φ = 797120.

The previous prime is 996409. The next prime is 996431. The reversal of 996425 is 524699.

996425 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 3 ways, for example, as 284089 + 712336 = 533^2 + 844^2 .

It is not a de Polignac number, because 996425 - 2⁴ = 996409 is a prime.

It is a Duffinian number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 996425.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 19904 + ... + 19953.

It is an arithmetic number, because the mean of its divisors is an integer number (205933).

2⁹⁹⁶⁴²⁵ is an apocalyptic number.

It is an amenable number.

996425 is a deficient number, since it is larger than the sum of its proper divisors (239173).

996425 is a wasteful number, since it uses less digits than its factorization.

996425 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39867 (or 39862 counting only the distinct ones).

The product of its digits is 19440, while the sum is 35.

The square root of 996425 is about 998.2108995598. The cubic root of 996425 is about 99.8806910437.

The spelling of 996425 in words is "nine hundred ninety-six thousand, four hundred twenty-five".